GCode Preview - Fixed values in range labels of legend texture

xs/src/libslic3r/GCode/PreviewData.hpp

@@ -37,6 +37,7 @@ public:
         void reset();
         bool empty() const;
         void update_from(float value);
+        void update_from(const Range& other);
         void set_from(const Range& other);
         float step_size() const;
 
@@ -44,6 +45,13 @@ public:
         const Color& get_color_at_max() const;
     };
 
+    struct Ranges
+    {
+        Range height;
+        Range width;
+        Range feedrate;
+    };
+
     struct LegendItem
     {
         std::string text;
@@ -71,13 +79,6 @@ public:
         static const std::string Default_Extrusion_Role_Names[Num_Extrusion_Roles];
         static const EViewType Default_View_Type;
 
-        struct Ranges
-        {
-            Range height;
-            Range width;
-            Range feedrate;
-        };
-
         struct Layer
         {
             float z;
@@ -140,6 +141,7 @@ public:
         float height;
         Color type_colors[Num_Types];
         bool is_visible;
+        Ranges ranges;
 
         void set_default();
     };